https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106609
--- Comment #9 from Mikael Pettersson <mikpelinux at gmail dot com> --- # first bad commit: [3155d51bfd1de8b6c4645dcb2292248a8d7cc3c9] [PATCH] PR rtl-optimization/46235: Improved use of bt for bit tests on x86_64. Starting with this commit, the host compiler (on x86_64-linux) miscompiles the gcc-13 based cross-compiler to sh3eb-elf.